import router from '@/router'
import store from '@/store'
import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
// import { getToken, getAccessToken } from '@/utils/auth' // get token from cookie
import { getToken } from '@/utils/auth'
// import { validateToken } from '@/api/auth'
import getPageTitle from '@/utils/get-page-title'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/login', '/sso-login']
// const whiteList = ['/sso-login']

router.beforeEach(async(to, from, next) => {
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()
  // const hasAccessToken = getAccessToken()

  // if (hasAccessToken) {
  //   console.log('has accessToken')
  //   await validateToken({
  //     token: hasAccessToken
  //   }).then(response => {
  //     console.log('validateToken', response)
  //     if (response.rtncode !== 200 ||
  //       !hasAccessToken)
  //     ) {
  //       store.dispatch('user/resetToken')
  //       Message.error('Access Token 验证失败')
  //       NProgress.done()
  //       next('/')
  //     }
  //     next()
  //   }).catch(error => {
  //     console.log('validateToken', error)
  //     store.dispatch('user/resetToken')
  //     Message.error(error || 'Has Error')
  //     NProgress.done()
  //     next('/')
  //   })
  // } else if (hasToken) {
  if (hasToken) {
    console.log('has token')
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next({ path: '/' })
      NProgress.done()
    // } else if (hasAccessToken) {
    //   next()
    } else {
      // const hasGetUserInfo = store.getters.name
      const hasRoles = store.getters.roles && store.getters.roles.length > 0
      // console.log(hasRoles)
      if (hasRoles) {
        next()
      } else {
        try {
          // get user info
          // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
          const { role } = await store.dispatch('user/getInfo')
          const roles = []
          roles.push(role.name)

          // generate accessible routes map based on roles
          const accessRoutes = await store.dispatch('permission/generateRoutes', roles)
          // console.log(accessRoutes)

          // dynamically add accessible routes
          router.addRoutes(accessRoutes)

          // hack method to ensure that addRoutes is complete
          // set the replace: true, so the navigation will not leave a history record
          next({ ...to, replace: true })
        } catch (error) {
          // remove token and go to login page to re-login
          await store.dispatch('user/resetToken')
          Message.error(error || 'Has Error')
          next(`/login?redirect=${to.path}`)
          NProgress.done()
        }
      }
    }
  } else {
    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      console.log('no token')
      const loginType = to.query && to.query.loginType
      // console.log(loginType)
      // other pages that do not have permission to access are redirected to the login page.
      if (loginType === 'normal') {
        next({
          path: '/login',
          query: {
            redirect: to.path
          }
        })
      } else {
        window.location.href = `${process.env.VUE_APP_SSO_DOMAIN}/as/authorization.oauth2?client_id=${process.env.VUE_APP_SSO_CLIENT_ID}&response_type=code&scope=openid profile email`
      }
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})
